CN106314489B

CN106314489B - Hand cart

Info

Publication number: CN106314489B
Application number: CN201510372445.7A
Authority: CN
Inventors: 格雷厄姆·格哈德; 哈利·索默; 沃伦·布朗
Original assignee: Positec Power Tools Suzhou Co Ltd
Current assignee: Positec Power Tools Suzhou Co Ltd
Priority date: 2015-06-30
Filing date: 2015-06-30
Publication date: 2021-02-09
Anticipated expiration: 2035-06-30
Also published as: CN106314489A

Abstract

A cart, comprising: the frame is used for bearing a hopper of goods; the roller is connected to the frame; a handle connected to the frame; the method is characterized in that: the trolley further comprises a storage device which is separated from the trolley hopper, a cavity for accommodating the storage device is formed in the trolley frame, and the storage device is limited by the cavity. The storage device on the handcart ensures that the handcart can stably carry tools and other articles and ensures the cleanness of the articles.

Description

Hand cart

Technical Field

The invention relates to a trolley, in particular to a trolley with a storage device.

Background

The handcart is widely applied in production and life, has the advantages of simple maintenance, convenient operation and light dead weight, can work in places where motor vehicles are inconvenient to use, particularly plays a great advantage when carrying objects in short distance, and saves time and labor when carrying goods. When the handcart is applied to places such as gardens, construction site and mill, the user often need carry articles for use such as instrument, beverage when using the handcart transport goods, does not set up the structure that is fit for depositing these articles for use on the current handcart, just needs user self to carry the articles for use through the mode of handing or knapsack, at the in-process that uses the handcart, carries the articles for use like this and can be unstable and inconvenient.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: a cart capable of stably carrying tools and the like is provided.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

a cart, comprising: the frame is used for bearing a hopper of goods; the roller is connected to the frame; a handle connected to the frame; the method is characterized in that: the trolley further comprises a storage device which is separated from the trolley hopper, a cavity for accommodating the storage device is formed in the trolley frame, and the storage device is limited by the cavity.

Preferably, the storage device has a first opening, a bottom opposite the first opening, and a sidewall connecting the first opening and the bottom.

Preferably, the hopper has a second opening, the second opening being in the same direction as the first opening.

Preferably, the frame includes an abutting portion abutting against the side wall, and the frame further includes a supporting portion supporting the bottom portion.

Preferably, the abutting portion comprises a frame rod surrounding the side wall and an abutting edge positioned on the hopper.

Preferably, the bottom portion has a recess matching in shape the support portion.

Preferably, the storage device is made of a rigid material.

Preferably, the trolley comprises a tray pivotally switchable between a first position and a second position; when in the first position, the pallet is used for assisting in carrying cargo; when in the second position, the fascia covers the first opening.

Preferably, the area of the pallet is larger than the area of the first opening.

Preferably, the hopper is fixed to the frame.

Compared with the prior art, the invention has the beneficial effects that: the trolley is provided with a storage device for storing tools and other articles, a cavity on the trolley frame is used for accommodating the storage device and limiting the position of the storage device, and the storage device is stably positioned in the trolley frame; the storage device and the car hopper are arranged in a separated mode, so that the contact of conveyed goods in the car hopper and the pollution of articles in the storage device are avoided.

Drawings

The above objects, aspects and advantages of the present invention will become apparent from the following detailed description of specific embodiments, which is to be read in connection with the accompanying drawings.

The same reference numbers and symbols in the drawings and the description are used to indicate the same or equivalent elements.

Fig. 1 is an exploded view of a cart in an embodiment.

Fig. 2 is a perspective view of the storage device of fig. 1.

Fig. 3 is a rear view of the storage device of fig. 1.

Fig. 4 is a right side view of the storage device of fig. 1.

Fig. 5 is a perspective view of the cart of fig. 1 with the tray in a first position.

Fig. 6 is a perspective view of the cart of fig. 1 with the tray in a second position.

Fig. 7 is a perspective view of the cart of fig. 1 with one of the rollers removed.

Wherein

1. Handcart 13, intermediate part 61, first opening

2. Frame 14, first pivot 62, bottom

3. Hopper 15, handle lock 63 and side wall

4. Roller 16, supporting leg 24, front rod

5. Handle 18, leg lock 19, connecting rod

6. Storage device 17, second pivot 22, damper

7. The cavity 31, the second opening 92, the abutting edge

8. Support part 21, third pivot 91, frame rod

9. Abutment 23, hanger 252, boss pin

10. Supporting plate 27, second lock hole 231 and hook

11. Frame 26, first lock hole 251, C-shaped groove

12. Axle 64, recess

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more apparent, the present invention is further described in detail below with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, 5 and 6, a cart 1 for use in gardens, construction sites and factories saves time and effort when workers carry dirt, plants, building materials or goods. The main components of the trolley 1 of the invention are: a frame 2, a roller 4 and a handle 5.

The frame 2 extends longitudinally, having a longitudinal front portion and a longitudinal rear portion, the frame 2 having a frame 11 and a hopper 3. The frame 11 is U-shaped, the U-shaped frame 11 having two parallel arms extending in a longitudinal direction and a front bar 24 connecting the two arms, the front bar 24 extending in a transverse direction, the U-shaped opening facing the longitudinal rear. The frame 11 forms a loading bucket 3 in the middle of the frame 11, in this embodiment, the bucket 3 is a stretching member extending downward from the plane of the frame 11, the bucket 3 has a second opening 31 facing upward, flanges 32 are formed on two longitudinal edges of the bucket 3, the bucket 3 is fixed by placing the flanges 32 on the frame 11 and welding, and the fixing manner of the flanges 32 and the frame 11 is not limited to welding, and may be riveting, screwing, or engaging in a concave-convex shape. The car hopper 3 is provided with an inner wall which surrounds the periphery and the bottom in the car hopper 3, and the corners of the inner wall are arranged into arc-shaped surfaces instead of straight corners, so that the problem that tiny objects remained in the corners are inconvenient to clean can be avoided. Of course, the shape of the frame 11 and the manner of mounting the hopper 3 may be varied, the frame 11 may be triangular, quadrangular or otherwise polygonal, the hopper 3 may be fixed above the frame 11, i.e. the bottom surface of the hopper 3 is higher than the plane of the frame 11, or the hopper 3 may be arranged to be detachably connected to the frame 11 for cleaning. In addition, the structure of the car hopper 3 is not limited to the receiving cavity structure described in the present embodiment, and the car hopper 3 may be a flat plate or other form suitable for loading cargo. The hopper 3 is generally made of a metal material, and can bear goods with larger mass and is not easy to deform and damage, and of course, the hopper 3 can also be made of a flexible fabric such as oxford fabric and other materials so as to load fragile goods according to needs. In short, the structure of the hopper 3 and the connection mode of the hopper 3 and the frame 11 can be selected in various ways, and research personnel can select the structure according to specific conditions.

The trolley 1 has a roller mechanism connected to the frame 2, the roller mechanism comprising: a roller 4, an axle 12, an intermediate member 13, a first pivot 14. The wheel axle 12 is positioned at the longitudinal front part of the frame 2 and is arranged along the transverse direction of the frame 2; the pair of rollers 4 are respectively fixed at two ends of the wheel shaft 12 by pins; the first pivot 14 is located on the frame and is disposed transversely of the frame 2; the intermediate member 13 connects the wheel axle 12 and the frame 2 and is pivotable about a first pivot axis 14 so that the roller 4 is operable to be switched between an operative position close to the frame 2 and an operative position remote from the frame 2. Referring to fig. 7, the wheelbarrow 1 further includes legs 16, the legs 16 being located longitudinally rearward of the frame 2 and in the deployed position being co-operatively supported on the ground with the rollers 4 to maintain the balance of the frame 2. The legs 16 are connected at one end to a second pivot 17 provided on the frame 2 and at the other end to be pivotable about the second pivot 17, and a transverse beam connection is provided between the legs 16 to synchronise the pivoting of the legs 16 and also to enhance the stability of the legs 16. The leg lock 18 may lock the legs 16 when the legs 16 are in both the deployed position and the stowed position, respectively; when the leg 16 is pivoted to the extended position, the leg lock 18 is inserted into the second lock hole 27, so that the leg 16 is locked in the extended position, and thus, the end of the leg 16 away from the second pivot 17 is supported on the ground, and the balance of the frame 2 is maintained together with the roller 4, so that the operator can directly perform works such as loading of goods without holding the cart 1; when the leg 16 is pivoted to the stowed position, the leg lock 18 is inserted into the first lock aperture 26, with the leg 16 locked in the stowed position against the frame 2. The leg lock 18 may be a screw type lock that is screwed after being inserted into a corresponding lock hole to lock the relative position of the leg 16 and the frame 2. Links 19 pivotally connect the intermediate member 13 and the legs 16, respectively. The intermediate part 13, the leg 16 and the link 19 thus constitute a linkage, the roller 4 being correspondingly in the operative position close to the frame 2 when the leg 16 is in the stowed position and the roller 4 being correspondingly in the operative position remote from the frame 2 when the leg 16 is in the deployed position. When the frame 2 is in the erected position, the front bar 24 and the rollers 4 on the frame 2 together support the frame 2, which is also the storage position of the trolley 1.

The handle 5 is installed at the longitudinal rear portion of the frame 2, the handle 5 comprises a main handle 51, an encapsulation 52 and a bent auxiliary handle 53, the encapsulation 52 is sleeved on the rear end of the main handle 51, an operator can comfortably grip the main handle 51, the auxiliary handle 53 is connected with the main handle 51 in a welding mode, and the operator can grip the auxiliary handle 53 in a vertical pushing mode of the trolley 1, so that the operation is more convenient. Specifically, the handle 5 is inserted into the frame 11, fixed with the nozzle of the frame 11 in an interference fit manner, the handle 5 is locked on the frame 2 by the handle lock 15, and the handle can be taken down from the frame 2 by opening the handle lock 15; except for the fixing mode, the front end of the handle 5 can be provided with external threads, the joint of the frame 2 and the handle 5 is provided with internal threads, and the handle 5 is screwed on the frame 2 during installation; the handle 5 may also be welded, riveted or bolted to the frame 2 or the handle 5 and frame 2 may be cast as one piece.

The trolley 1 is provided with a hanging rack 23, the hanging rack 23 is U-shaped, two ends of the hanging rack 23 are respectively provided with a hook 231, and the hooks 231 can be matched with each other for hanging articles such as toolkits. The third pivot 21 is arranged on the frame and in the transverse direction of the frame, and the hanger 23 is connected to the third pivot 21 and can pivot about the third pivot 21. The damper 22 is pivotally connected at one end to the third pivot 21 and at the other end to the hanger 23 in the longitudinal direction of the frame 2, and limits the free rotation of the hanger 23 about the third pivot 21. Specifically, when the operator shifts the hanger 23 to a certain position, the hanger 23 can stay at the position by the friction force generated by the damper 22, and the shaking of the hanger 23 in the working process of the handcart 1 is avoided due to the friction force of the damper 22.

Referring to fig. 1, the cart 1 has a cavity 7, and the cavity 7 is located at the front longitudinal portion of the frame 2 and is a receiving cavity surrounded by a support portion 8 and an abutting portion 9 for receiving the storage device 6. Referring to fig. 7, the support portion 8 includes a third pivot shaft 21 and a damper 22, and is substantially T-shaped. Referring to fig. 5, the abutting portion 9 includes a frame rod 91 and an abutting edge 92, the frame rod 91 is a part of the front portion of the frame 11 and is also U-shaped, and the abutting edge 92 is an edge of the front portion of the hopper 3. The storage device 6 is placed in the cavity 7, as shown in fig. 1-4, the storage device 6 has a first opening 61, a bottom 62 opposite to the first opening 61, and a side wall 63 connecting the first opening 61 and the bottom 62, the first opening 61 and the second opening 31 have the same direction, the side wall 63 can be a vertical surface, an inclined surface, a step surface or other irregular surface, a portion of the side wall 63 close to the first opening 61 abuts against the abutting portion 9, and the first opening 61 and the abutting portion 9 are even or do not exceed the height of the abutting portion 9, so that the storage device 6 can be completely accommodated in the cavity 7. Be provided with depressed part 64 on the storing device 6, depressed part 64 is the T shape, runs through lateral wall 63 and bottom 62, and the shape matches with third pivot 21 and attenuator 22, and the main purpose that sets up depressed part 64 is to dodge third pivot 21 and attenuator 22, and when storing device 6 placed in cavity 7, depressed part 64 and third pivot 21 and attenuator 22 joint cooperation, as above, cavity 7 holds storing device 6 and carries on spacingly to storing device 6 for storing device 6 can place firmly in cavity 7. The storage device 6 is made of rigid materials, is firm and not easy to deform and damage, and tools placed in the storage device 6 are not easy to be polluted by external substances.

Referring to fig. 5 and 6, the pallet 10 is provided at the front frame rod 91 of the frame 2, and in this embodiment, the pallet 10 is rotatably connected to the frame rod 91. Specifically, the frame rod 91 includes a front rod 24, the axis of the front rod 24 extends in the lateral direction of the frame 2, and the front end side of the pallet 10 has a sleeve-like structure that is fitted over the front rod 24, so that the pallet 10 can rotate around the front rod 24 and can also slide along the extending direction of the axis of the front rod 24. The pallet 10 has at least a first position and a second position during rotation. Referring to fig. 5, when the pallet 10 is in the first position, the pallet 10 forms a certain angle with the frame 2, which can assist the frame 2 to form a platform for loading goods, and is often used in the occasion of vertically pushing the cart 1. When the support plate 10 is in the second position, the support plate 10 is close to the frame 2, and can cover the first opening 61 of the storage device 6, and prevent the support plate 10 from blocking the user or rubbing other objects. When the pallet 10 is in the first position, the free end of the pallet 10 is away from the frame 2 and forms a fixed angle with the frame 2, which may be 90 degrees or an obtuse angle. The area of the tray 10 is larger than the area of the first opening 61, and the first opening 61 can be completely covered when the tray 10 is in the second position.

To position the pallet 4 in the first or second position, a pallet lock 25 is provided between the front bar 24 of the frame 2 and the pallet 10. The pallet lock 25 includes a C-shaped groove 251 formed on the pallet 4, a protruding pin 252 fixedly mounted on the front bar 24 of the frame 2, and an elastic member (not shown) for providing an elastic restoring force to the pallet 10 in a direction along which the axis of the front bar 24 extends. The protruding pin 252 is slidably inserted into the C-shaped groove 251, the C-shaped groove 251 has an upper end and a lower end, and the elastic member is fixed on the supporting plate 10. A projection is fixed to the front rod 24 and the spring is connected to the projection. Referring to fig. 5 and 6, when the supporting plate 10 is in the first position, the protruding pin 252 is located at the upper left end point of the C-shaped groove 251, and the elastic member is in an extended state to push the supporting plate 10 to the left, so that the protruding pin 252 moves relative to the C-shaped groove 251 and is pressed against the upper right end point of the C-shaped groove 251; when the supporting plate 10 needs to be switched to the second position, a user only needs to push the supporting plate 10 to the left and compress the spring, so that the convex pin 252 moves to the middle sliding groove relative to the C-shaped groove 251, at this time, the supporting plate 10 can be rotated to rotate 90 degrees, because the C-shaped groove 251 is directly arranged on the supporting plate 4, after the rotation, the convex pin 252 moves to the lower right end point relative to the C-shaped groove 251, at this time, the external force is removed, the spring is reset, the supporting plate 10 is pushed to the right by the elastic force, the convex pin 252 slides to the lower left end point relative to the C-shaped groove 251, and the spring is in an extending state and abuts against the convex pin 252, so that the supporting plate 4 is locked; if the pallet 10 needs to be locked to the first position again, the above steps are reversed. Referring to fig. 5, when the pallet 10 is in the first position, the cart is pushed vertically, the pallet 10 can carry goods, and the storage device 6 can be detached from the frame 2 without using the storage device 6; referring to fig. 6, when tools or beverages are needed to be carried, the storage device 6 is installed in the cavity 7, the tray 10 is locked at the second position by the tray lock 25, and the first opening 61 of the storage device 6 is completely covered by the tray 10, so that the articles placed in the storage device 6 cannot fall off and the substances in the car hopper 3 cannot contact and further contaminate the tools or beverages in the storage device 6 during the movement of the cart 1.

Claims

1. A cart, comprising:

the frame comprises a hopper for bearing cargos;

the roller is connected to the frame;

a handle connected to the frame;

the method is characterized in that: the trolley also comprises a storage device which is arranged separately from the trolley hopper, a cavity for accommodating the storage device is arranged on the trolley frame, and the storage device is limited by the cavity; the cart includes a tray pivotally switchable between a first position and a second position; when in the first position, the pallet is used for assisting in carrying cargo; when in the second position, the supporting plate covers the first opening of the storage device; the trolley is provided with a hanging rack, a third pivot is arranged on the trolley frame and is arranged along the transverse direction of the trolley frame, and the hanging rack is connected to the third pivot and can pivot around the third pivot; the damper is arranged along the longitudinal direction of the frame, one end of the damper is pivotally connected with the third pivot, and the other end of the damper is connected with the hanging rack to limit the hanging rack to freely rotate around the third pivot.

2. A trolley according to claim 1, characterized in that: the storage device is provided with a first opening, a bottom opposite to the first opening and a side wall connecting the first opening and the bottom.

3. A trolley according to claim 2, characterized in that: the hopper has a second opening, the second opening being in the same direction as the first opening.

4. A trolley according to claim 2, characterized in that: the cavity comprises an abutting part abutting against the side wall, and the cavity further comprises a supporting part supporting the bottom; the support portion includes the third pivot and the damper.

5. A trolley according to claim 4, characterized in that: the leaning part comprises a frame rod surrounding the side wall and a leaning edge positioned on the car hopper.

6. A trolley according to claim 4, characterized in that: the bottom part is provided with a concave part matched with the shape of the supporting part.

7. A trolley according to claim 1, characterized in that: the storage device is made of a rigid material.

8. A trolley according to claim 1, characterized in that: the area of the supporting plate is larger than that of the first opening.

9. A trolley according to claim 1, characterized in that: the hopper is fixed on the frame.

10. A cart, comprising:

a frame having longitudinally extending front and rear portions;

a roller connected to a longitudinal front portion of the frame;

a handle connected to a longitudinal rear portion of the frame;

the method is characterized in that: the trolley further comprises a storage device located at the longitudinal front part of the frame; the cart includes a tray pivotally switchable between a first position and a second position; when in the first position, the pallet is used for assisting in carrying cargo; when in the second position, the supporting plate covers the first opening of the storage device; the trolley is provided with a hanging rack, a third pivot is arranged on the trolley frame and is arranged along the transverse direction of the trolley frame, and the hanging rack is connected to the third pivot and can pivot around the third pivot; the damper is arranged along the longitudinal direction of the frame, one end of the damper is pivotally connected with the third pivot, and the other end of the damper is connected with the hanging rack to limit the hanging rack to freely rotate around the third pivot.